EP0558757A4 - - Google Patents

Info

Publication number
EP0558757A4
EP0558757A4 EP19920919510 EP92919510A EP0558757A4 EP 0558757 A4 EP0558757 A4 EP 0558757A4 EP 19920919510 EP19920919510 EP 19920919510 EP 92919510 A EP92919510 A EP 92919510A EP 0558757 A4 EP0558757 A4 EP 0558757A4
Authority
EP
European Patent Office
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
EP19920919510
Other versions
EP0558757B1 (en
EP0558757A1 (en
Inventor
Teruo Fanuc Dai-3 Vira-Karamatsu Masuda
Yuji Fanuc Dai-2 Vira-Karamatsu Tsuboguchi
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Fanuc Corp
Original Assignee
Fanuc Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Fanuc Corp filed Critical Fanuc Corp
Publication of EP0558757A1 publication Critical patent/EP0558757A1/en
Publication of EP0558757A4 publication Critical patent/EP0558757A4/xx
Application granted granted Critical
Publication of EP0558757B1 publication Critical patent/EP0558757B1/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23H—WORKING OF METAL BY THE ACTION OF A HIGH CONCENTRATION OF ELECTRIC CURRENT ON A WORKPIECE USING AN ELECTRODE WHICH TAKES THE PLACE OF A TOOL; SUCH WORKING COMBINED WITH OTHER FORMS OF WORKING OF METAL
    • B23H7/00—Processes or apparatus applicable to both electrical discharge machining and electrochemical machining
    • B23H7/02—Wire-cutting
    • B23H7/06—Control of the travel curve of the relative movement between electrode and workpiece
    • B23H7/065—Electric circuits specially adapted therefor
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23H—WORKING OF METAL BY THE ACTION OF A HIGH CONCENTRATION OF ELECTRIC CURRENT ON A WORKPIECE USING AN ELECTRODE WHICH TAKES THE PLACE OF A TOOL; SUCH WORKING COMBINED WITH OTHER FORMS OF WORKING OF METAL
    • B23H7/00—Processes or apparatus applicable to both electrical discharge machining and electrochemical machining
    • B23H7/02—Wire-cutting
    • B23H7/06—Control of the travel curve of the relative movement between electrode and workpiece
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23H—WORKING OF METAL BY THE ACTION OF A HIGH CONCENTRATION OF ELECTRIC CURRENT ON A WORKPIECE USING AN ELECTRODE WHICH TAKES THE PLACE OF A TOOL; SUCH WORKING COMBINED WITH OTHER FORMS OF WORKING OF METAL
    • B23H7/00—Processes or apparatus applicable to both electrical discharge machining and electrochemical machining
    • B23H7/02—Wire-cutting
    • B23H7/04—Apparatus for supplying current to working gap; Electric circuits specially adapted therefor
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23H—WORKING OF METAL BY THE ACTION OF A HIGH CONCENTRATION OF ELECTRIC CURRENT ON A WORKPIECE USING AN ELECTRODE WHICH TAKES THE PLACE OF A TOOL; SUCH WORKING COMBINED WITH OTHER FORMS OF WORKING OF METAL
    • B23H7/00—Processes or apparatus applicable to both electrical discharge machining and electrochemical machining
    • B23H7/14—Electric circuits specially adapted therefor, e.g. power supply
    • B23H7/16—Electric circuits specially adapted therefor, e.g. power supply for preventing short circuits or other abnormal discharges by altering machining parameters using adaptive control

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Electrical Discharge Machining, Electrochemical Machining, And Combined Machining (AREA)
EP92919510A 1991-09-19 1992-09-11 Method of correcting short-circuiting in wire-cut electrical discharge machine Expired - Lifetime EP0558757B1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP3239705A JP2698718B2 (ja) 1991-09-19 1991-09-19 ワイヤカット放電加工機の短絡解除方法
JP239705/91 1991-09-19
PCT/JP1992/001170 WO1993005916A1 (fr) 1991-09-19 1992-09-11 Procede pour corriger les courts-circuits dans une machine a decharge electrique de decoupe par fil

Publications (3)

Publication Number Publication Date
EP0558757A1 EP0558757A1 (en) 1993-09-08
EP0558757A4 true EP0558757A4 (enExample) 1994-03-30
EP0558757B1 EP0558757B1 (en) 1996-05-08

Family

ID=17048700

Family Applications (1)

Application Number Title Priority Date Filing Date
EP92919510A Expired - Lifetime EP0558757B1 (en) 1991-09-19 1992-09-11 Method of correcting short-circuiting in wire-cut electrical discharge machine

Country Status (6)

Country Link
US (1) US5324908A (enExample)
EP (1) EP0558757B1 (enExample)
JP (1) JP2698718B2 (enExample)
KR (1) KR930702109A (enExample)
DE (1) DE69210583T2 (enExample)
WO (1) WO1993005916A1 (enExample)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19516990C2 (de) * 1995-05-09 1998-09-17 Agie Ag Ind Elektronik Verfahren zum funkenerosiven Nachschneiden mittels drahtförmiger Elektrode und hierfür ausgelegte Funkenerosionsmaschine
JP3647953B2 (ja) * 1995-12-13 2005-05-18 ファナック株式会社 加工作用点の位置ずれ補正方法
DE19856099A1 (de) * 1998-12-04 2000-07-06 Agie Sa Verfahren und Vorrichtung zur gesteuerten Rückzugsbewegung einer Bearbeitungselektrode bei einer Erosionsvorrichtung
WO2002040208A1 (en) * 2000-11-20 2002-05-23 Mitsubishi Denki Kabushiki Kaisha Method and apparatus for electrodischarge wire machining
JP4925481B2 (ja) * 2009-07-01 2012-04-25 株式会社ソディック ワイヤカット放電加工装置
JP6235531B2 (ja) * 2014-08-11 2017-11-22 ファナック株式会社 任意の退避位置から放電状態で移動し中断位置に復帰する機能を有するワイヤ放電加工機
TWI571339B (zh) * 2014-11-05 2017-02-21 國立臺灣科技大學 線導體放電加工用於切割半／非導體的裝置及其方法
CN110548941A (zh) * 2019-10-16 2019-12-10 江苏冬庆数控机床有限公司 一种电火花线切割加工放电状态的检测装置和检测方法
CN119317502B (zh) * 2022-11-15 2025-06-27 三菱电机株式会社 线放电加工机的控制装置、线放电加工机的控制程序产品及线放电加工机的控制方法

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS536999A (en) * 1976-07-08 1978-01-21 Fanuc Ltd Return back control system
EP0209792A1 (de) * 1985-07-18 1987-01-28 AG für industrielle Elektronik AGIE Losone bei Locarno Verfahren zur gesteuerten Rückzugsbewegung einer Senkelektrode bei einer Elektroerosionsmaschine
CH672606A5 (en) * 1970-06-24 1989-12-15 Agie Ag Ind Elektronik Eroding machine digital control - with electrode path retracing if

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH476544A (de) * 1967-11-14 1969-08-15 Agie Ag Ind Elektronik Elektroerosive Bearbeitungsmaschine mit einer elektronischen, durch digitale Eingabe gesteuerten Steuereinrichtung
US3731044A (en) * 1971-06-23 1973-05-01 Agie Ag Ind Elektronik Electro-eroding machine with a circuit for the control of at least one advancing device for a wire electrode and/or for a workpiece
JPS6026650B2 (ja) * 1979-08-30 1985-06-25 フアナツク株式会社 ワイヤカツト放電加工機の短絡解放装置
JPS5656349A (en) * 1979-10-13 1981-05-18 Fanuc Ltd Method of wire-cut electric discharge machining
JPS6026650A (ja) * 1983-07-22 1985-02-09 Hitachi Ltd 原子炉燃料用被覆管
JPS62287920A (ja) * 1986-06-03 1987-12-14 Mitsubishi Electric Corp 放電加工装置
CH678825A5 (enExample) * 1986-06-03 1991-11-15 Mitsubishi Electric Corp
DE3817302C1 (enExample) * 1988-05-20 1989-10-26 Ag Fuer Industrielle Elektronik Agie Losone Bei Locarno, Losone, Ch
JPH0288158U (enExample) * 1988-12-26 1990-07-12
JPH0332523A (ja) * 1989-06-29 1991-02-13 Fanuc Ltd ワイヤカット放電加工装置
JPH0366525A (ja) * 1989-08-04 1991-03-22 Mitsubishi Electric Corp 放電加工装置
JPH03117520A (ja) * 1989-09-28 1991-05-20 Mitsubishi Electric Corp ワイヤ放電加工方法

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH672606A5 (en) * 1970-06-24 1989-12-15 Agie Ag Ind Elektronik Eroding machine digital control - with electrode path retracing if
JPS536999A (en) * 1976-07-08 1978-01-21 Fanuc Ltd Return back control system
EP0209792A1 (de) * 1985-07-18 1987-01-28 AG für industrielle Elektronik AGIE Losone bei Locarno Verfahren zur gesteuerten Rückzugsbewegung einer Senkelektrode bei einer Elektroerosionsmaschine

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
PATENT ABSTRACTS OF JAPAN vol. 002, no. 047 (M - 014) 29 March 1978 (1978-03-29) *
See also references of WO9305916A1 *

Also Published As

Publication number Publication date
EP0558757B1 (en) 1996-05-08
WO1993005916A1 (fr) 1993-04-01
JPH0577109A (ja) 1993-03-30
US5324908A (en) 1994-06-28
EP0558757A1 (en) 1993-09-08
DE69210583D1 (de) 1996-06-13
DE69210583T2 (de) 1996-09-19
JP2698718B2 (ja) 1998-01-19
KR930702109A (ko) 1993-09-08

Similar Documents

Publication Publication Date Title
DK0608366T3 (enExample)
TW240340B (enExample)
DK0544934T3 (enExample)
DE4291238T1 (enExample)
DK0510220T3 (enExample)
CH681761GA3 (enExample)
DE4290898T1 (enExample)
DE4291827T1 (enExample)
DE4291894T1 (enExample)
DK0542699T3 (enExample)
EP0503606A3 (enExample)
EP0543016A4 (enExample)
DE4290290T1 (enExample)
DK0538124T3 (enExample)
DE4292274T1 (enExample)
DE4290288T1 (enExample)
DE4193551T1 (enExample)
DE4292012T1 (enExample)
ECSM91536U (enExample)
ECSM91539U (enExample)
JPH0488904U (enExample)
IN175938B (enExample)
ECSM91557U (enExample)
ECSDI910048S (enExample)
EP0496406A3 (enExample)

Legal Events

Date Code Title Description
PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

17P Request for examination filed

Effective date: 19930611

AK Designated contracting states

Kind code of ref document: A1

Designated state(s): CH DE IT LI

A4 Supplementary search report drawn up and despatched

Effective date: 19940208

AK Designated contracting states

Kind code of ref document: A4

Designated state(s): CH DE IT LI

17Q First examination report despatched

Effective date: 19950118

GRAH Despatch of communication of intention to grant a patent

Free format text: ORIGINAL CODE: EPIDOS IGRA

GRAA (expected) grant

Free format text: ORIGINAL CODE: 0009210

AK Designated contracting states

Kind code of ref document: B1

Designated state(s): CH DE IT LI

REG Reference to a national code

Ref country code: CH

Ref legal event code: NV

Representative=s name: R. A. EGLI & CO. PATENTANWAELTE

REF Corresponds to:

Ref document number: 69210583

Country of ref document: DE

Date of ref document: 19960613

ITF It: translation for a ep patent filed
PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: CH

Payment date: 19960919

Year of fee payment: 5

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: DE

Payment date: 19960920

Year of fee payment: 5

PLBE No opposition filed within time limit

Free format text: ORIGINAL CODE: 0009261

26N No opposition filed
PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: LI

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 19970930

Ref country code: CH

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 19970930

REG Reference to a national code

Ref country code: CH

Ref legal event code: PL

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: DE

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 19980603

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: IT

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES;WARNING: LAPSES OF ITALIAN PATENTS WITH EFFECTIVE DATE BEFORE 2007 MAY HAVE OCCURRED AT ANY TIME BEFORE 2007. THE CORRECT EFFECTIVE DATE MAY BE DIFFERENT FROM THE ONE RECORDED.

Effective date: 20050911